Property, Plant and Equipment, Net - Property, Plant and Equipment, Net (Detail) - USD ($) $ in Thousands	Aug. 31, 2018	Aug. 31, 2017
Property, Plant and Equipment [Line Items]
Property plant and equipment	$ 819,128	$ 750,029
Accumulated depreciation	(361,932)	(322,008)
Property, plant and equipment, net	457,196	428,021
Land and improvements
Property, Plant and Equipment [Line Items]
Property plant and equipment	84,432	84,594
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Property plant and equipment	414,865	378,311
Building and improvements
Property, Plant and Equipment [Line Items]
Property plant and equipment	202,973	186,960
Construction in Progress
Property, Plant and Equipment [Line Items]
Property plant and equipment	48,406	39,417
Other
Property, Plant and Equipment [Line Items]
Property plant and equipment	$ 68,452	$ 60,747

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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